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Expired Canadian patentCanada

Solid phase receptor assay for antibiotics of the vancomycin class

CA 1250211 A · Owner: Gruppo Lepetit S.P.A. · Inventors: Corti, Angelo; Cassani, Giovanni; Rurali, Carlo

CIPO record

Overview

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Its claims, description and drawings are in the Canadian Patents Database.

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Abstract From the Canadian patent

The present intention relates to a method for determining an antibiotic substance capable of binding to a D-Alanyl-D-Alanine dipeptide such as the glycopeptidic antibiotics of the vancomycin class and their derivatives and aglycones. Further objects of the present invention are compositions of matter (kits) and means for exploiting the method of the invention.

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Listed from its CIPO record in Patent Yard's archive of Canadian patents past their term. Its claims, description and drawings are in the CIPO record and on Google Patents, and the Claude kit works from them.

Why it's free to use

  • Granted February 21, 1989. A Canadian patent filed before October 1, 1989 lasted 17 years from grant, so its term ended February 21, 2006.
  • We check Canadian rights only. A patent in its family in another country could still be in force: check its family on Google Patents.
FiledAugust 19, 1985
GrantedFebruary 21, 1989
Term endedFebruary 21, 2006
Patent numberCA 1250211 A
Classification (IPC)G01N33/50 +1 more

Timeline

Timeline From CIPO dates

1986198919921995199820012004Application filedAug 19, 1985Patent grantedFeb 21, 1989Term endedFeb 21, 2006

Sources & verification

Everything on this page comes from the CIPO record linked above. Contains information licensed under the Open Government Licence – Canada.